Home / 38,325,975.12-57,498,023.24-12,418,233.04

Finding the Fourth Proportional to 38,325,975.12, 57,498,023.24 and 12,418,233.04

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Solution

The fourth proportional to 38,325,975.12, 57,498,023.24 and 12,418,233.04 is: 18,630,285.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,325,975.12 : 57,498,023.24 = 12,418,233.04 : x
  2. Step 2: Convert to fraction form
    38,325,975.12/57,498,023.24 = 12,418,233.04/x
  3. Step 3: Cross multiply
    38,325,975.12x = 57,498,023.24 × 12,418,233.04
  4. Step 4: Simplify right side
    38,325,975.12x = 714,023,851,933,655.88
  5. Step 5: Solve for x
    x = 714,023,851,933,655.88/38,325,975.12
  6. Step 6: Final answer
    x = 18,630,285.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.